Implement latex environment.

src/wasm/latex_environment.rs

@@ -6,6 +6,7 @@ use super::macros::to_wasm;
 use super::to_wasm::ToWasm;
 use super::AdditionalProperties;
 use crate::compare::ElispFact;
+use crate::types::GetAffiliatedKeywords;
 use crate::types::LatexEnvironment;
 use crate::wasm::to_wasm::ToWasmStandardProperties;
 
@@ -13,6 +14,7 @@ use crate::wasm::to_wasm::ToWasmStandardProperties;
 pub struct WasmLatexEnvironment {
     #[serde(flatten)]
     pub(crate) additional_properties: AdditionalProperties,
+    pub(crate) value: String,
 }
 
 to_wasm!(
@@ -21,12 +23,17 @@ to_wasm!(
     original,
     wasm_context,
     { WasmAstNode::LatexEnvironment(original) },
-    { "TODO".into() },
+    { "latex-environment".into() },
     {
+        let additional_properties = original
+            .get_affiliated_keywords()
+            .to_wasm(wasm_context.clone())?;
+
         Ok((
             Vec::new(),
             WasmLatexEnvironment {
-                additional_properties: AdditionalProperties::default(),
+                additional_properties,
+                value: original.value.to_owned(),
             },
         ))
     }